18-letter words containing t, a, b, o, r
- transmission brake — A transmission brake is a brake that operates on the transmission system of a vehicle rather than directly on the wheels.
- transporter bridge — a bridge for carrying passengers and vehicles by means of a platform suspended from a trolley.
- transubstantiation — the changing of one substance into another.
- treaty obligations — obligations or duties that must be carried out by a party as according to a treaty they have entered into
- trobriand islander — a native or inhabitant of the Trobriand Islands of Papua New Guinea
- turbine ventilator — a ventilator, usually mounted on the roof of a building, deck of a ship, etc., having at its head a globular, vaned rotor that is rotated by the wind, conveying air through a duct to and from a chamber below.
- turn one's back on — the rear part of the human body, extending from the neck to the lower end of the spine.
- two-chamber system — the system of having two parliamentary chambers, as the House of Lords and the House of Commons in the United Kingdom
- under one's breath — the air inhaled and exhaled in respiration.
- under the jackboot — If a country or group of people is under the jackboot, they are suffering because the government is cruel and undemocratic.
- urban contemporary — popular dance music incorporating elements of rap, rhythm-and-blues, funk, and soul.
- urban homesteading — homesteading (def 2).
- voluntary abortion — abortion (def 1).
- voluntary-abortion — Also called voluntary abortion. the removal of an embryo or fetus from the uterus in order to end a pregnancy.
- wardrobe assistant — a person who assists the wardrobe mistress in a theatre
- water on the brain — hydrocephalus.
- westinghouse brake — a railroad air brake operated by compressed air.
- wingback formation — single wingback formation.
- women's liberation — a movement to combat sexual discrimination and to gain full legal, economic, vocational, educational, and social rights and opportunities for women, equal to those of men.
- yerkes observatory — an astronomical observatory located in Williams Bay, Wisconsin, affiliated with the University of Chicago, and having a 40-inch (102-cm) refracting telescope, the largest refractor in the world.